Why Amy Coney Barrett's addition to supreme court may undermine climate fight

Barrett and five other conservative justices will wield considerable influence on climate change policy

The supreme court is shifting right, at a pivotal moment when it could have the last word on how much the US contributes to battling the climate crisis.

Amy Coney Barrett's addition to the court could leave an indelible mark on how fiercely the US, and perhaps the rest of the world, can fight rising temperatures, even as scientists warn society has just years to take serious action.